[rcu:dev.2019.03.27a 35/46] ERROR: "kfd_processes_srcu" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined!

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2019.03.27a
head:   3833875fa13a3f442252a48784a18f27879a4551
commit: 016b9910f5db3d900066a0c3a8b42855f70bb1cf [35/46] drivers/gpu/drm/amd: Dynamically allocate kfd_processes_srcu
config: x86_64-rhel-7.6 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        git checkout 016b9910f5db3d900066a0c3a8b42855f70bb1cf
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

>> ERROR: "kfd_processes_srcu" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined!

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